76 to 100 of 121 REST Jobs in the City of London

5+ years commercial experience with Flutter 1+ years leading technical teams of 3-5 (will consider mentorship experience) Deep Flutter expertise: architecture, state management, testing, deployment Solid backend integration (REST, WebSockets, microservices) Experience with Firebase, AWS, and CI/CD pipelines This role can offer up to £100,000, requires 4-days per week onsite in central London, and is More ❯

weeks Requirements Minimum of 4 years of advanced experience working with Python and Django Hands-on experience with SQL databases Strong expertise in software design principles and building REST APIs Proficient in Git, with the ability to troubleshoot and resolve technical issues effectively Deep expertise in a core functional area of the business or in a key language, framework, or More ❯

to ensure seamless delivery. Stay ahead of new Salesforce releases and innovations. What You'll Bring 5+ years of Salesforce implementation experience. Strong expertise in Apex, LWC, Aura, VisualForce & REST/SOAP APIs. Solid grasp of SOQL, SOSL & integration patterns. Salesforce Certified (PD1, Admin, App Builder). Sales/Service Cloud or Architect certs, SQL/Java knowledge, Agile background. More ❯

/Typescript and GCP Strong system design experience. Able to explain architectural trade-offs. Strong backend development skills and experience designing resilient systems. Strong experience building secure and performant REST endpoints. Please apply with CV to be considered. More ❯

high-performing apps that help our users manage their money effortlessly. Essential skills: 3+ years of experience in React Native development. Strong JavaScript/TypeScript skills. Experience integrating with REST APIs and/or GraphQL. Familiarity with native mobile development (Swift, Objective-C, Java, or Kotlin) is a plus. Understanding of mobile UI/UX best practices. Passion for fintech More ❯

operators Building monitoring dashboards for grid stability and energy storage operations What they’re looking for Strong software fundamentals — ideally Python , Rust is a bonus Experience with distributed systems, REST APIs, and microservices Knowledge of Kafka (or similar), PostgreSQL , and time-series data Familiar with Docker, monitoring, and observability tools ✅ Experience in a startup or scale-up , collaborating closely with More ❯

and generative models. Advanced AI Skills and Testing: Familiarity with deep learning frameworks (e.g., TensorFlow, PyTorch), hands-on experience in deploying AI/ML solutions as a service/REST API on Cloud or Kubernetes, and proficiency in testing of developed AI components. Responsibilities also include data analysis/preprocessing for training and fine-tuning language models. Also, solves virtually More ❯

Language Models (LLMs) for performance, accuracy, and cost efficiency. Build evaluation pipelines to ensure model reliability and stability. Develop secure and scalable Python applications and RESTful APIs (FastAPI, Django REST Framework). Integrate AI services and foundation models from providers such as Azure AI , Amazon Bedrock , and Google Vertex AI . Work with vector databases and retrieval mechanisms to enhance More ❯

scalable automations with Salesforce Flows (Record-Triggered, Screen, Autolaunched). Configure and extend Field Service Lightning (FSL) , service appointments, scheduling, mobile flows. Integrate Salesforce with third-party systems using REST/SOAP APIs and Platform Events . Implement CI/CD and DevOps practices using Salesforce DX , Git , and automated deployments. Champion performance, data quality, and best-practice architecture across More ❯

data schema and all components. Strong technical background using SQL Server for queries and data analysis. Experience with PowerBI is desirable but not essential. Familiar with data integration via REST/SOAP APIs and Intapp’s Swagger UI. Use of issue tracking platforms, such as DevOps. Experience in the legal sector is highly desirable, particularly with matter lifecycle processes. Software More ❯

Management (ITOM). Customer Service Management (CSM). Integration Design: Design and oversee the implementation of complex integrations between ServiceNow and other enterprise systems, leveraging various integration methods (e.g., REST, SOAP, JDBC, MID Server). Technical Oversight & Quality Assurance: Provide technical oversight to development teams, ensuring adherence to architectural patterns, coding standards, and performance best practices. Participate in code reviews More ❯

of privileged access concepts, RBAC, and compliance frameworks (NIST, ISO 27001). Experience with Linux (RHEL 9), Windows Server, Oracle DB, and cloud platforms. Scripting and automation skills (PowerShell, REST APIs). Proven track record in CyberArk upgrades and custom integrations. Excellent communication and stakeholder engagement skills. Desirable Experience in financial services or banking environments. Familiarity with Sentinel, Defender XDR More ❯

years’ hands-on SAP/ABAP development experience. Strong knowledge of SAP architecture and core business modules. Experience with Fiori, UI5, or WebDynpro. Familiarity with integrations or middleware (e.g. REST APIs, IoT/RFID). Interest in modern development (Node.js, TypeScript, containers). Collaborative, curious mindset suited to a fast-paced engineering culture. Nice-to-Have Experience in SAP cloud More ❯

frameworks (React or similar). A proven track record of delivering polished, performant, and elegant user interfaces. Deep appreciation for UI/UX craftsmanship and accessibility. Familiarity with HTTP, REST APIs, websockets, and secure frontend patterns. A creative streak — you think visually and love turning complexity into clarity. Nice-to-haves Experience with 3D or WebGL rendering , or other data More ❯

and leadership team on new product launches What We’re Looking For 4+ years of software engineering experience 2+ years building or scaling Shopify storefronts or apps (Liquid, JavaScript, REST/GraphQL APIs) Experience with modern frontend frameworks (React, Vue, or similar) Solid understanding of web performance, caching, and SEO Strong product intuition - you enjoy working closely with creative and More ❯

feedback to Product teams to influence roadmap and feature development. Key Requirements Extensive experience in presales or solutions engineering roles, ideally within fintech or payments. Strong working knowledge of REST APIs, SWIFT, and local/global payment networks. Proven ability to close commercial deals via consultative and solution-led sales approaches. Strong written and verbal communication skills, with the ability More ❯

future therapeutic games Support with hiring if required Knowledge, Skills and Experience Essential Strong proficiency in C# and C++ (Engine scripting, object-oriented programming, async operations) Solid understanding of REST API logic — able to integrate and debug API calls, handle authentication, and manage data exchange between Unity/Unreal and AWS-based backend services. 3 years games industry experience working More ❯

with ITIL-aligned change, release and incident management Ability to interpret complex data sets and translate them into structured, actionable plans Basic understanding of automation and scripting (PowerShell, Bash, REST) Strong stakeholder management, communication and report writing skills Valid SC clearance (able to transfer to Zero Plus) Desirable: Experience within a government or regulated environment Prince2 or equivalent project management More ❯

in SecOps and/or IRM modules . Deep understanding of security operations , incident response , and vulnerability management . Expertise in ServiceNow workflows , scripting , CMDB , Discovery , and system integrations (REST/SOAP, MID Server). Experience integrating ServiceNow with cybersecurity tools (e.g., SIEM, EDR, SOAR). Strong stakeholder management and communication skills. Background supporting critical infrastructure , preferably within the energy More ❯

of Oracle Cloud Financials , Procurement , and/or HCM modules. Experience with Oracle Cloud project governance , including quarterly release management and configuration change control. Familiarity with integration platforms (OIC, REST APIs, or middleware solutions). Deep understanding of project management methodologies (Agile or Waterfall). Experience managing multi-location teams and external delivery partners. Excellent communication, stakeholder management, and vendor More ❯

Highly organised with the ability to manage multiple projects simultaneously Desirable Skills Previous experience within the iGaming sector Background in scripting, integrations, or technical product management Conceptual understanding of REST APIs, JSON, or Webhooks Hands-on experience with no-code/low-code tooling What’s on Offer A key role within a fast-growing SaaS company working with major More ❯

Bonus + Hybrid Location: Central London (Hybrid: 3 days in office) Salary: £35,000–£50,000 + performance bonus + excellent benefits Tech: .NET 6/7, C#, AWS, REST APIs, SQL, CI/CD, Microservices The Opportunity We are partnering with a fast-growing SaaS company in Central London that is expanding its engineering team and looking for a … your technical skills. You’ll ideally bring: 1–2 years of experience in software development (commercial or internship) Knowledge of C#/.NET Core/.NET 6+ Familiarity with REST APIs and SQL databases Understanding of core programming concepts (OOP, data structures, debugging) Eagerness to learn cloud technologies such as AWS A collaborative mindset and attention to detail Nice to More ❯

a curious and motivated IOS developer intern to join our NetMind Life team. What You’ll Do Build and ship features using Swift, SwiftUI, and occasionally UIKit Integrate with REST APIs and handle basic local data persistence Write simple unit tests with XCTest Learn and apply concepts like clean architecture (MVVM) and basic dependency injection under guidance Collaborate with the More ❯

to take an app from idea to App Store in a short time frame. What you'll do: Build core iOS features using Swift, SwiftUI, and UIKit Integrate with REST APIs and handle basic local data persistence Architect scalable components using MVVM (and optionally MVVM-C) Handle basic testing (e.g. XCTest) and help prep for TestFlight/App Store Collaborate More ❯

online storage technologies, including connectivity and backup. Deliver strategic projects, updates, and improvement plans for storage and backup systems. Develop scripts and automation for operational efficiency (PowerShell/Python, REST APIs). Design and deploy new systems, and perform regular upgrades to match security and vendor requirements. Monitor system health, daily checks, incident/problem/request queues, and capacity More ❯